I40 over I-40 / N. DUNLAP ST.


+35.01622, -90.03239
35°00'58" N, 90°01'57" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I40 over I-40 / N. DUNLAP ST.
Structure number:79I00400011
Location:.5 MI E OF US-51
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:76.1 ft. [23.2 m]
Total length:146.0 ft. [44.5 m]
Roadway width between curbs:120.1 ft. [36.6 m]
Deck width edge-to-edge:126.0 ft. [38.4 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Skew angle:
Owner:State Highway Agency [01]
Year built:1968
Year reconstructed:1988
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18+Mod / HS 20+Mod [6]
Number of main spans:3
Main spans material:Prestressed concrete continuous [6]
Main spans design:Box Beam or girders - Single or Spread [06]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: December 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:65,240 [as of 2017]
Truck traffic:27% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Superior to present desirable criteria [9]
Underclearances appraisal:Meets minimum tolerable limits to be left in place as is [4]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:81.0

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
December 2018FairSatisfactoryGoodGood6524081.0
December 2016FairSatisfactoryGoodGood7082081.0
January 2015FairSatisfactoryGoodGood7030081.0
January 2013GoodGoodGoodGood8057081.0
March 2011GoodGoodGoodGood7284081.0
April 2009GoodGoodGoodGood6931081.0
May 2007GoodGoodGoodGood6821079.0
August 2005GoodGoodGoodGood6876079.0
August 2003GoodGoodGoodGood7093079.0
September 2001GoodGoodGoodGood6605083.0
January 2000GoodGoodGoodGood7115076.0
December 1997GoodGoodGoodGood6130078.0
August 1995FairSatisfactoryGoodGood5883078.0
August 1993FairSatisfactoryGoodGood5524078.0
November 1991FairSatisfactoryGoodGood4659078.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Prestressed Concrete Girder/Beamlinear ft.2,0161,9952100
Reinforced Concrete Decksq. ft.17,928017,92800
Reinforced Concrete Columneach1010000
Reinforced Concrete Abutmentlinear ft.251250100
Reinforced Concrete Pier Caplinear ft.245244100
Elastomeric Bearingeach5656000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.432432000